The #1 API Integration for Icons
Give your customers access to nearly 10 million high quality, royalty-free icons with the Noun Project Icon API. Start for free with no commitment.
Trusted by Industry-Leading Brands
Why Teams Love Noun Project's Icon API
- Highest quality human-created, human-reviewed icons
- AI-enhanced search matches icon style to any design
- More reliable and less expensive than generative AI
- Quickly access nearly 10 million PNG and SVG icons
- Flexible controls to customize color, size, line weight, style
- All icons include royalty-free, commercial use
“With the Noun Project library in Mural, you can instantly search for and grab the most relevant icons and bring them into your conversation in real time.”
Start for Free with No Commitment
Pay-Per-Use
Get Started for FreeFlexible, full-featured access that scales with your needs. Free 30-day trial, no credit card required.
Includes:
- All API features and content
- Nearly 10 million PNG and SVG icons
- Up to 3 million calls per month
- Control your budget
- Pay only for actual use (min $25/mo)
- See pricing and rate limit info
Custom
Contact UsCustomized solutions for high-volume organizations. Contact us for tailored plans and discounts.
Includes:
- All API features and content
- Unlimited monthly call volume
- Discounted rates per call
- Consolidated billing
- Dedicated account manager
- Onboarding technical support
Transparent, Usage-
Free Trial | Pay-Per-Use | Custom | |
|---|---|---|---|
| Pricing* | |||
| Cost Per Service Call | Free | $0.0025 | Discounted |
| Cost Per Icon Call | Free | $0.0095 | Discounted |
| Monthly Minimum | None | $25 | $300 |
| Monthly Maximum | $5 in value | Set your own | None |
| Rate Limits** | |||
| Service Call Rate Limits | Day: 1,000Month: 2,000 | Day: 200,000Month: 3,000,000 | Unlimited |
| Icon Call Rate Limits | Day: 150Month: 150 | Day: 10,000Month: 150,000 | Unlimited |
- * An “icon call” is any request that includes an icon ID. All other calls are “service calls.”
- ** For security and fraud prevention purposes, other limits may apply.
Questions about licensing? View Icon API terms & license details
Built for Quick and Easy Implementation
Bring stunning, human-created and human-reviewed stock icons to any app or website. Noun Project’s REST API is built on AWS and secured with OAuth, has excellent documentation, customization features, and a dashboard with real-time updates.
Icons and Format
- Huge library of human-made icons in thousands of styles
- PNG and SVG file format for all images in collection
- Rich metadata details provided with every icon
Color and Size
- Consistent black-on-transparent icon library
- Built-in, simple re-coloring to any hexadecimal value
- Simple resizing, plus infinite scaling for SVGs
Advanced Search Tools
- Powerful relevancy powered by custom-trained AI
- Search suggestions, search autocomplete, & thesaurus
- Custom tools to block unwanted terms and icons
Why Noun Project is the Best Icon Library API
Vast Library of High-Quality Icons
Access a diverse, human-curated library of nearly 10 million SVG and PNG icons covering every topic and idea. Our royalty-free library has icons in thousands of styles, with AI tools to find and match images for any design and to quickly add high-quality icons to your app.
Extensive Icon API Feature Set
Noun Project’s API offers flexible color and size controls, style and line-weight filters, search suggestions, and custom blocklists. Built to support a wide range of workflows, it ensures your users can quickly retrieve the exact icons they need.
Secure and Easy to Integrate
Integrate with an OAuth-secured API built for straightforward setup. Clear documentation and intuitive endpoints make it easy for developers to connect quickly and bring high-quality icons into any web or app product experience.
Most Reliable Icon API
Power your product with an API built for scale. Easily handles over 300 million requests per month at 99.99% uptime, built on AWS infrastructure. Brands trust our icon API for fast performance, dependable delivery, and frictionless integration.
Simple Licensing and Flexible Pricing
All icons come with straightforward, royalty-free licensing, including commercial use. Free 30-day trial includes all API features and endpoints (call limits apply, see details). Pay-Per-Use lets you control your budget and pay only for what you use ($25 monthly minimum).
Industry-Leading Customer Satisfaction
Our customers stay with us: 100% enterprise retention and 99% self-serve retention for more than a decade. Teams trust Noun Project because of our consistent quality, responsive support, and a library that grows with their needs.
See How Top Companies Integrate Icons into Their Apps with Noun Project's Icon Library
Adobe: Limitless Creativity
Adobe Express enables anyone to make stunning graphics, videos, websites and more. Since 2013, Adobe's been empowering their users with our icon API.
Mural: Visual Collaboration
Mural helps innovative teams to think and collaborate visually. With the Noun Project API, users can incorporate icons to add visual impact to remote collaboration.
Typeform: Survey Design
Typeform empowers users to create effective surveys. With API images from Noun Project, users can create dynamic questionnaires with images that increase engagement.
Why Noun Project’s Icon API Is Better Than Generative AI
Noun Project’s Icon Library API is superior to generative AI for production-ready applications where icon quality, brand consistency, service reliability, cost efficiency, and legal and ethical clarity are essential.
Superior Icon Quality
- Scalable Vector Graphics: AI produces raster images that can look “fuzzy,” and that lose quality when scaled. Converting rasters to scalable images takes additional time and money. Our API serves professionally crafted SVGs, infinitely scalable with no quality loss. Every Noun Project icon stays sharp in any resolution, size, or media type.
- Consistent Styles: Icons in Noun Project’s library have cohesive, searchable styles with matched fill, weight, and other design qualities. AI not only struggles with style consistency but also with “hallucinations” that cause distorted or nonsensical images. Our human-designed collection delivers professional design for your brand — not icons that are just “close enough.”
Better Technical Performance
- Instant Response: Generating an icon with AI takes several seconds per basic image, and 15 seconds or even more to render at high quality. Noun Project’s API finds the exact icon you need in milliseconds. This means a fast, seamless user experience in your product. The faster the experience, the more likely it is that your end user will stay engaged.
- No AI Bottlenecks: Noun Project boasts 99.99% uptime and scales easily, handling more than 300 million requests per month running on AWS. Image-generating AI is subject to busy times, reducing generation speed or relegating your requests to a slow queue during peak GPU demand. In some cases, AI services fail to generate images at all when load is high.
Lower, More Predictable Costs
- Fewer Calls = Lower Costs: Our icon API retrieves production-ready SVG icons from an indexed library in just one request. AI icon gen often requires several prompt iterations plus image regenerations to deliver just one satisfactory icon. As a result, each usable AI icon can be orders of magnitude more expensive than an icon from Noun Project.
- Fixed Pricing = Predictable Bills: Noun Project’s icon API has straightforward, consistent costs for everything from searching to retrieving and downloading icons. This allows you to manage your budget as your app’s usage grows. AI-based icon generation costs can fluctuate widely for these same actions — making it harder to anticipate future costs.
Legally Safe, Culturally Relevant, Supports Artists
- Copyright Certainty: AI-generated images exist in a legal gray area for copyright, authorship, and trademark rights. Noun Project’s API icon library provides a safer alternative. Each icon includes a clear, royalty-free license, removing uncertainty and protecting your business from potential intellectual property risk.
- Universal Human Appeal: Our icons are curated to follow global design standards, ensuring that your app is accessible and intuitive for users across cultures and languages — something AI generation can’t guarantee. Noun Project’s API puts people first through the ethical use of — and fair compensation for — human designers’ work. Every time you use the API, we fairly compensate the artists who build our icon collection.
Icon API Common Questions
Do you offer a Free Trial?
Yes! You can try the API risk-free for up to 30 days to explore the full power of Noun Project's Icon API. When your trial period is over, you can pick the plan that works best for you. See Icon API pricing.
How can I track my API usage?
API accounts include a customer dashboard that lets you monitor call volume and application usage with hourly, daily, and monthly insights. Create an app for free to see the dashboard in action.
How can I fine tune search results?
The API supports multi-word queries, improves discovery with a built-in thesaurus and autocomplete, and provides a customizable blocklist. Learn more about the Icon API's powerful search features and endpoints.
Can I find icons with matching visual styles?
Yes! Find and filter icons by solid and line styles. Line icons also include line weight data for precise style matching. Or find whole style-matched icon packs for almost any topic. Learn more about icon sets, style metadata and style matching.
What icon sizes and colors does the API offer?
All plans include PNG icons from 20-1,200 px and SVG images that can scale to any size without losing quality. The Icon API also makes it easy to recolor an icon in either format to match a hex color value. Learn more about format, scale, and color.
What type of apps use Noun Project's Icon API?
The Icon API is used in logo and brand design tools, ed tech platforms, AI design workflows, presentation and collaboration apps, plus many more product use cases. Explore everything the API supports in our documentation.